Home / 18,291.28-25,240.65-10,737.92

Finding the Fourth Proportional to 18,291.28, 25,240.65 and 10,737.92

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Solution

The fourth proportional to 18,291.28, 25,240.65 and 10,737.92 is: 14,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.28 : 25,240.65 = 10,737.92 : x
  2. Step 2: Convert to fraction form
    18,291.28/25,240.65 = 10,737.92/x
  3. Step 3: Cross multiply
    18,291.28x = 25,240.65 × 10,737.92
  4. Step 4: Simplify right side
    18,291.28x = 271,031,954.24
  5. Step 5: Solve for x
    x = 271,031,954.24/18,291.28
  6. Step 6: Final answer
    x = 14,817.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.